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12 Trouble-shooting
... the clock is not running correctly
Possible cause
▪ Irregular mains frequency
▪ Internal pulse generator is im-
precise when mains synchron-
ization is switched off.
... the following appears in the display
FX/EXX see operating instructions
FN XXX XXXXXX
Possible cause
▪ Various situations can lead to
an error message.
... the following appears in the display
UX/EXX see operating instructions
FN XXX XXXXXX
Possible cause
▪ An interruption in the power
supply.
... the following appears in the display
Residual heat
Do not remove the water tank.
Possible cause
▪ Water temperature in the
boiler is too high.
48
Solution
▸ Switch off the mains synchronization.
▸ Call Customer Services.
Solution
▸ Cancel the error message by pressing the
button.
▸ Disconnect from the power supply for
about 1 minute.
▸ Reconnect the power supply.
▸ If the error appears again, note down the error
message in full along with the serial number (FN;
see identification plate).
▸ Disconnect from the power supply.
▸ Call Customer Services.
Solution
▸ Cancel the error message by pressing the
ton.
▸ Disconnect from the power supply for
about 1 minute.
▸ Reconnect the power supply.
▸ If the error appears again, note down the error
message in full along with the serial number (FN;
see identification plate).
▸ Disconnect from the power supply.
▸ Call Customer Services.
Solution
▸ Wait for it to cool down (this can take up to
30 minutes).
For safety reasons, water is only pumped off when it
falls below a certain temperature.
The appliance may be used without further ado.
touch
but-
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